Tea and Its Effects on Health Tea is a beloved beverage worldwide, cherished for its complex flavors and potential health benefits. One of its key components is caffeine, a natural alkaloid that can stimulate the central nervous system and enhance alertness. The amount of caffeine in tea varies significantly based on the type of tea, its origin, the season of harvest, the processing methods, and the brewing technique. Generally, tea contains less caffeine compared to coffee, with amounts ranging from 15 to 60 milligrams per 100 grams of tea leaves. Black tea typically has a higher caffeine content, while green... Learn more